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Serum calcium

Alternative Names: Ca+2; Calcium - serum; Ca++ What the risks are: Excessive bleeding Fainting or feeling lightheaded Hematoma (blood accumulating under the skin) Infection (a slight risk any time the skin is broken) Multiple punctures to locate veins Special considerations: An excess ingestion of milk or vitamin D as a dietary supplement can increase calcium levels. Text Continues Below Veins and arteries vary in size from one patient to another and from one side of the body to the other. Obtaining a blood sample from some people may be more difficult than from others.

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